Figure 3. Correlation between the six-gene signature and tumor immune features. (A) Correlation between immune infiltration and the risk-score by Spearman analysis. (B) Comparison of the risk-score between responders and non-responders to immunotherapy in PRJEB25780 cohort. (C) Time-dependent ROC curve for the risk-score in predicting response to immunotherapy (D) Heatmap showing the Spearman analysis results of the risk-score in drug sensitivity.